A monument commemorating how a frontier town got its unusual name.

A seemingly out-of-place comic book surprise sits on the 21st floor of the tallest university library in the world. 

The ruins of a 19th-century aqueduct run through this Brazilian island's deep forest.

The only natural gorge in metropolitan Tokyo, with lots of greenery and ancient burial chambers.

This tombstone marks the spot where the legendary British spy met his end.

An ancient theatre in the "little Rome of the Alps."

The last place in Bahrain where you can get a custom-made dhow.

Legend holds that the Ancient Greek goddess of love once bathed in the waters of this grotto.

On an idyllic island off the coast of Sierra Leone, remnants of the defense of the slave trade and its later abolition.

Said to be the largest synagogue built in India.

A multi-story, retro videogame time capsule in the Netherlands.

This arcade is one of the last places to catch a public performance by the now-defunct ShowBiz Pizza's house band of animatronic animals.

The largest bottled beer collection in the world holds over 22,000 unique beer bottles.

An ultra-modern diversity park in Denmark has turned an entire city block electric pink.

Copenhagen's celebrated theme park and gardens.

The house where a Danish physicist discovered the connection between electricity and magnetism.

The final resting place of one of the brightest physicists of the 20th century.

This bridge's unique architecture honors nautical heritage and encourages self-awareness.

Museum on earth sciences featuring a recreation of a famous curiosity cabinet.

A collection of noses tucked inside an art museum reveals how times have changed.

A novel collection of medical curiosities housed in an 18th-century surgeon training academy.

The gilded, masterful astronomical clock will calculate time, dates, and planetary positions for thousands of years to come.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.